The rough, grainy style of early grime videos made perfect sense for a genre that prided itself on gritty realism. But why are Charli XCX to Dua Lipa suddenly getting in on the act? And what do the originators make of it all?

Grime spaces don’t come more iconic than Jammer’s basement, where some of the fiercest clashes on the UK urban-music scene took place. The rapper, producer and self-proclaimed ‘Professional Instigator’ picks his favourite head-to-heads